3 # winfreed - download a selection of Free Software for MS Windows.
5 # Copyright (C) 2011 Antonio Ospite <ospite@studenti.unina.it>
7 # This program is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation, either version 3 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
26 from progressbar import Bar, ETA, FileTransferSpeed, Percentage, ProgressBar
28 # TODO make OUTPUT_DIR and LANGCODE configurable from command line
29 OUTPUT_DIR = 'downloads'
32 # TODO PKG_DIR in $(datadir) or something like that for python projects
37 def get_pkg(json_file):
38 with open(json_file, mode='r') as f:
40 basename = os.path.basename(json_file)
41 package_name = os.path.splitext(basename)[0]
42 pkg['package_name'] = package_name
49 def process_all(path, cb):
50 listing = glob.glob(os.path.join(path, '*.json'))
51 for json_file in listing:
52 pkg = get_pkg(json_file)
54 sys.stderr.write("Error: cannot get a pkg for: %s\n" % json_file)
60 print 'Package: ', pkg['package_name']
61 print 'Program: ', pkg['name']
62 print 'Homepage: ', pkg['homepage']
66 def download_file(src_url, dest_dir):
68 response = urllib2.urlopen(src_url)
70 if hasattr(e, 'reason'):
71 print 'Download failed. Reason: ', e.reason
72 elif hasattr(e, 'code'):
73 print 'Download failed. Error code: ', e.code
76 # get the final URL after possible redirect have been followed
77 url = response.geturl()
81 # From http://paste.pound-python.org/show/9545/
82 # TODO: use a proper module to parse HTTP headers
83 if 'Content-Disposition' in response.info() and len(response.info()['Content-Disposition'].split('filename=')) > 1:
84 # If the response has Content-Disposition, we take file name from it
85 filename = response.info()['Content-Disposition'].split('filename=')[1].decode('utf-8')
86 if filename[0] == '"' or filename[0] == "'":
87 filename = urllib2.unquote(filename.split('"')[1])
89 filename = urllib2.unquote(url.split('/')[-1].decode('utf_8'))
92 sys.stderr.write("Debug (%s): filename: %s url: %s\n" % (pkg['package_name'], filename, url))
95 # TODO: Add some integrity verification of downloaded files (md5, sha256?)
97 destfile = os.path.join(dest_dir, filename)
98 if os.path.exists(destfile):
99 # TODO: check if the file is a full download from previous run,
100 # if not download again discarding the existing file?
101 sys.stderr.write("Warning: %s exists!\n" % destfile)
104 outfile = open(destfile, mode='w')
106 total_size = response.info().getheader('Content-Length').strip()
107 total_size = int(total_size)
109 #widgets = [pkg['name'], ' ', Percentage(), ' ', Bar(marker='=', left='[', right=']'),
110 widgets = [filename, ' ', Percentage(), ' ', Bar(marker='=', left='[', right=']'),
111 ' ', ETA(), ' ', FileTransferSpeed()]
112 pbar = ProgressBar(widgets=widgets, maxval=total_size).start()
116 chunk = response.read(CHUNK_SIZE)
120 bytes_so_far += len(chunk)
122 pbar.update(bytes_so_far)
129 # the "%s" in URLs are meant to be replaced with LANGCODE
131 pkg_url = pkg['URL'] % LANGCODE
136 download_file(pkg_url, OUTPUT_DIR)
140 process_all(PKG_DIR, show)
144 if os.path.exists(OUTPUT_DIR) == False:
145 os.mkdir(OUTPUT_DIR, 0755)
147 process_all(PKG_DIR, download)
151 usage = "winfreed - download a selection of Free Software for MS Windows.\n\n"
152 usage += "usage: %s <COMMAND>\n\n" % sys.argv[0]
153 usage += "COMMANDS:\n"
154 usage += "\tshow Show info about all the available packages\n"
155 usage += "\tdownload Download all the packages\n"
158 if __name__ == "__main__":
160 if len(sys.argv) < 2:
164 if sys.argv[1] == 'download':
166 elif sys.argv[1] == 'show':